Ungratefully
adv. 忘恩负义地, 徒劳地
📖 牛津释义
ungratefully
adv.
🗣️ 情景例句
I'll be at the construction site tomorrow.
明天我要去工地。
Yesterday was Sunday.
昨天是星期日。
of supplying sufficient details to enable the thing to be constructed.
而且向它提供制造核弹的细节，